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Comparison · NCT00855595-sae

Azelaic Acid (Finacea, BAY39-6251) Plus Doxycycline (Oracea) vs Metronidazole (Metrogel) Plus Doxycycline (Oracea): serious adverse events

Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.

2 sourcestrial-comparisons-2026-03-23-0.1.0

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ConductScience Library. Azelaic Acid (Finacea, BAY39-6251) Plus Doxycycline (Oracea) vs Metronidazole (Metrogel) Plus Doxycycline (Oracea): serious adverse events. Trial comparisons, record NCT00855595-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00855595-sae

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Measures6

Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.

MeasureValue95% interval, lower95% interval, upperMethodNote
Risk in group 1000.035wilson
Risk in group 20.00990.001750.054wilson
Risk difference, group 1 minus group 2-0.0099-0.0540.026newcombe hybrid score
Risk ratio, group 1 over group 2loga group has no participants with the outcome
Odds ratio, group 1 over group 2loga cell of the two-by-two table is zero
Number needed to treat, for one fewer participant with a serious adverse event on Azelaic Acid (Finacea, BAY39-6251) Plus Doxycycline (Oracea) than on Metronidazole (Metrogel) Plus Doxycycline (Oracea)
101from the risk difference intervalthe interval includes no difference

Groups2

Neither group, or both, names a comparator, so the groups keep ClinicalTrials.gov's order.

GroupTitleDescriptionWith the outcomeAnalysedClinicalTrials.gov code
Group 1Azelaic Acid (Finacea, BAY39-6251) Plus Doxycycline (Oracea)Participants received topical azelaic acid gel 15% twice daily and systemic doxycycline 40 mg once daily for 12 weeks0106EG000
Group 2Metronidazole (Metrogel) Plus Doxycycline (Oracea)Participants received topical metronidazole 1% gel once daily and systemic doxycycline 40 mg once daily for 12 weeks1101EG001

Harm

What it counts
Total, serious adverse events
Time frame

Source ClinicalTrials.gov

Trial

Title
Efficacy of Topical Azelaic Acid 15% Gel Plus Anti-inflammatory Dose Doxycycline or Metronidazole Gel 1% Plus Anti-inflammatory Dose Doxycycline in Moderate Papulopustular Rosacea
NCT number
NCT00855595
Phases
PHASE4
Conditions
Papulopustular Rosacea
Interventions
Azelaic acid (Finacea, BAY39-6251), Metronidazole (Metrogel), Doxycycline (Oracea)
Lead sponsor
LEO Pharma
Results first posted
2012-08-29

Source ClinicalTrials.gov

Source

Release
trial-comparisons-2026-03-23-0.1.0
Release manifest SHA-256
f66225897fbf258b57ea10bdacfd0347d3cdfda93f7f5685234b7e06ea36fa57
AACT copy
2026-03-23
Tables read
outcome_counts.parquet, outcome_measurements.parquet, outcomes.parquet, reported_event_totals.parquet, reported_events.parquet, result_groups.parquet, studies.parquet, ctgov_trial.parquet

Source ClinicalTrials.gov

Sources 2

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions. The measures are ConductScience's calculation from them.

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